-#! /bin/sh
+#!/bin/sh
-PREREQ=""
-DESCRIPTION="Preconfiguring networking..."
-IFFILE="/root/etc/network/interfaces"
+#set -e
-. /scripts/live-functions
+# initramfs-tools header
+
+PREREQ=""
prereqs()
{
- echo "$PREREQ"
+ echo "${PREREQ}"
}
-case $1 in
-# get pre-requisites
-prereqs)
- prereqs
- exit 0
- ;;
+case "${1}" in
+ prereqs)
+ prereqs
+ exit 0
+ ;;
esac
-log_begin_msg "$DESCRIPTION"
+# live-boot header
+
+if [ -n "${NONETWORKING}" ]
+then
+ exit 0
+fi
+
+. /scripts/live-functions
+
+log_begin_msg "Preconfiguring networking"
+
+# live-boot script
+
+IFFILE="/root/etc/network/interfaces"
-if [ "${STATICIP}" = "frommedia" -a -e "$IFFILE" ] ; then
- # will use existent /etc/network/interfaces
- log_end_msg
- exit 0
+if [ "${STATICIP}" = "frommedia" -a -e "${IFFILE}" ]
+then
+ # will use existent /etc/network/interfaces
+ log_end_msg
+ exit 0
fi
-cat > "$IFFILE" <<EOF
+cat > "${IFFILE}" << EOF
auto lo
iface lo inet loopback
EOF
-udevtrigger
-udevsettle
-
-if [ -z "${NETBOOT}" -a -n "${STATICIP}" -a "${STATICIP}" != "frommedia" ]; then
- parsed=$(echo "${STATICIP}" | sed -e 's/:/ /g')
- for ifline in ${parsed}; do
- ifname="$(echo ${ifline} | cut -f1 -d ',')"
- ifaddress="$(echo ${ifline} | cut -f2 -d ',')"
- ifnetmask="$(echo ${ifline} | cut -f3 -d ',')"
- ifgateway="$(echo ${ifline} | cut -f4 -d ',')"
- cat >> "$IFFILE" <<EOF
-auto ${ifname}
+udevadm trigger
+udevadm settle
+
+if [ -z "${NETBOOT}" -a -n "${STATICIP}" -a "${STATICIP}" != "frommedia" ]
+then
+ parsed=$(echo "${STATICIP}" | sed -e 's/,/ /g')
+
+ for ifline in ${parsed}
+ do
+ ifname="$(echo ${ifline} | cut -f1 -d ':')"
+ ifaddress="$(echo ${ifline} | cut -f2 -d ':')"
+ ifnetmask="$(echo ${ifline} | cut -f3 -d ':')"
+ ifgateway="$(echo ${ifline} | cut -f4 -d ':')"
+
+cat >> "${IFFILE}" << EOF
+allow-hotplug ${ifname}
iface ${ifname} inet static
address ${ifaddress}
netmask ${ifnetmask}
+EOF
+
+if [ -n "${ifgateway}" ]
+then
+
+cat >> "${IFFILE}" << EOF
gateway ${ifgateway}
EOF
- done
+
+fi
+
+ done
else
- if [ -z "${NETBOOT}" ]; then
- # default, dhcp assigned
- method="dhcp"
- else
- # make sure that the preconfigured interface would not get reassigned by dhcp
- # on startup by ifup script - otherwise our root fs might be disconnected!
- method="manual"
- fi
- # iterate the physical interfaces and add them to the interfaces list
- for interface in /sys/class/net/eth* /sys/class/net/ath* /sys/class/net/wlan*; do
- [ -e $interface ] || continue
- i="$(basename $interface)"
- cat >> "$IFFILE" <<EOF
-auto $i
-iface $i inet $method
+ if [ -z "${NETBOOT}" ] || [ -n "${DHCP}" ]
+ then
+ # default, dhcp assigned
+ method="dhcp"
+ else
+ # make sure that the preconfigured interface would not get reassigned by dhcp
+ # on startup by ifup script - otherwise our root fs might be disconnected!
+ method="manual"
+ fi
+
+ # iterate the physical interfaces and add them to the interfaces list and also add when ethdevice= called on cmdline
+ if [ "${method}" != dhcp ] || ([ ! -x /root/usr/sbin/NetworkManager ] && [ ! -x /root/usr/sbin/wicd ]) || [ ! -z "${ETHDEVICE}" ]
+ then
+ for interface in /sys/class/net/eth* /sys/class/net/ath* /sys/class/net/wlan*
+ do
+ [ -e ${interface} ] || continue
+ i="$(basename ${interface})"
+
+cat >> "${IFFILE}" << EOF
+allow-hotplug ${i}
+iface ${i} inet ${method}
EOF
- done
- if [ ! -f /root/etc/resolv.conf -a -f /netboot.config ] ; then
- # create a resolv.conf if it is not present
- cp /netboot.config /root/var/log/netboot.config
- rc_search=$(cat netboot.config | awk '/domain/{print $3}')
- rc_server0=$(cat netboot.config | awk '/dns0/{print $5}')
- rc_server1=$(cat netboot.config | awk '/dns0/{print $8}')
- rc_server0="nameserver ${rc_server0}"
- if [ "${rc_server1}" = "0.0.0.0" ]; then
- rc_server1=""
- else
- rc_server1="nameserver ${rc_server1}"
- fi
- cat > /root/etc/resolv.conf <<EOF
+
+ done
+ fi
+
+ if [ ! -f /root/etc/resolv.conf ] || [ -z "$(cat /root/etc/resolv.conf)" ]
+ then
+ if [ -f /netboot.config ]
+ then
+ # create a resolv.conf if it is not present or empty
+ cp /netboot.config /root/var/log/netboot.config
+
+ rc_search=$(cat netboot.config | awk '/domain/{print $3}')
+ rc_server0=$(cat netboot.config | awk '/dns0/{print $5}')
+ rc_server1=$(cat netboot.config | awk '/dns0/{print $8}')
+ rc_server0="nameserver ${rc_server0}"
+
+ if [ "${rc_server1}" = "0.0.0.0" ]
+ then
+ rc_server1=""
+ else
+ rc_server1="nameserver ${rc_server1}"
+ fi
+
+cat > /root/etc/resolv.conf << EOF
# /etc/resolv.conf
-# Autogenerated by casper
+# Autogenerated by live-boot
search ${rc_search}
domain ${rc_search}
${rc_server0}
${rc_server1}
EOF
- cat /root/etc/resolv.conf >> /root/var/log/netboot.config
- fi
-fi
-for i in eth0 eth1 eth2 ath0 wlan0; do
- grep -q "iface $i" $IFFILE && continue
- cat >> "$IFFILE" <<EOF
-auto $i
-iface $i inet dhcp
+ cat /root/etc/resolv.conf >> /root/var/log/netboot.config
+ fi
+ fi
+fi
-EOF
-done
+#if [ ! -x /root/usr/sbin/NetworkManager ]
+#then
+# for i in eth0 eth1 eth2 ath0 wlan0
+# do
+# grep -q "iface ${i}" ${IFFILE} && continue
+#
+#cat >> "${IFFILE}" << EOF
+#allow-hotplug ${i}
+#iface ${i} inet dhcp
+#
+#EOF
+#
+# done
+#fi
log_end_msg